//
//  UserAccount.swift
//  sina
//
//  Created by DXapple on 15/11/13.
//  Copyright © 2015年 sqlite. All rights reserved.
//

import UIKit

class UserAccount: NSObject,NSCoding {
    //用于调用access_token，接口获取授权后的access token。
    var access_token: String?
    //access_token的生命周期，单位是秒数

    var expires_in: NSTimeInterval = 0 {
        didSet  {
        expires_date = NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    //过期事件 开发者的国旗事件是五年,普通用户的过期事件是3天
    var expires_date: NSDate?
    //当前授权用户的UID
    var uid: String?
    //用户头像地址 String
    var avatar_large: String?
    //用户名
    var name: String?
    init(dict: [String : AnyObject]) {
        super.init()
        setValuesForKeysWithDictionary(dict)
    }
    override func setValue(value: AnyObject?, forUndefinedKey key: String) {
        
    }
   override var description: String {
    
    let keys = ["access_token","expires_in","uid","name","avatar_large","expires_date"]
    return dictionaryWithValuesForKeys(keys).description
    
    }
    
    //b保存
    func saveAcoount() {
    
        let path =  (NSSearchPathForDirectoriesInDomains(.DocumentDirectory, .UserDomainMask, true).last! as NSString).stringByAppendingPathComponent("account.plist")
        NSKeyedArchiver.archiveRootObject(self, toFile: path)
        print(path)
    }
    
    class func loadAccount() -> UserAccount? {

        let path = (NSSearchPathForDirectoriesInDomains(.DocumentDirectory, .UserDomainMask, true).last! as NSString).stringByAppendingPathComponent("account.plist")
        if let account = NSKeyedUnarchiver.unarchiveObjectWithFile(path) as? UserAccount {
            
            return account
             }
        

        
        return nil
    }
    required init?(coder aDecoder: NSCoder) {
        access_token = aDecoder.decodeObjectForKey("access_token") as? String
        expires_in = aDecoder.decodeDoubleForKey("expires_in")
        uid = aDecoder.decodeObjectForKey("uid") as? String
        avatar_large = aDecoder.decodeObjectForKey("avatar_large") as? String
        name = aDecoder.decodeObjectForKey("name") as? String
        expires_date = aDecoder.decodeObjectForKey("expires_date") as? NSDate
    }
    
    
    func encodeWithCoder(aCoder: NSCoder) {
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeDouble(expires_in, forKey: "expires_in")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(name, forKey: "name")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
        aCoder.encodeObject(expires_date, forKey: "expires_date")
    }
     
    
}
